Mã sản phẩm: SRM# 191d
Trạng thái: Hàng Order
Xuất xứ: NIST, USA
Availability: Available for Purchase
Unit of Issue: 1 bottle x 25 g;1 bottle x 30 g
Unit Description: A unit of SRM 191d consists of 25 g of sodium bicarbonate (191d I) and 30 g of sodium carbonate (191d II), each contained in its respective clear glass bottle.
Product Expiration Date: 30 November 2032
Certificate/Report
Revision History:
05 February 2025 (Editorial changes; updated format).
Certificates of previous issues of this material are available here.
NIST Storage Temperature: Ambient
Please see certificate for user storage information regarding this material.
Safety Information
Table(s) of Related Materials pH Calibration
This Standard Reference Material (SRM®) is intended for use in preparing solutions for calibrating electrodes for pH measuring systems
Sản phẩm cùng loại
Chất chuẩn NIST SRM 3181 Sulfate Anion (SO4) Standard Solution 5 x 10ml. NIST, USA
Mã sản phẩm: NIST, USA
Trạng thái:
Mẫu chuẩn xi măng NIST SRM 1884b Portland Cement 5 vials x 4.5 g, NIST USA
Mã sản phẩm: NIST, USA
Trạng thái:
Chất chuẩn NIST SRM 3033 Arsenobetaine Standard Solution 2 x 5 mL, NIST, USA
Mã sản phẩm: NIST, USA
Trạng thái:
Chất chuẩn NIST SRM 3186 Phosphate Anion (PO4) Standard Solution 5x10ml, NIST
Mã sản phẩm: NIST, USA
Trạng thái:
Kết nối với ALPHA COACH
.jpg)
